have_header: checking for unistd.h... -------------------- yes "clang -o conftest -I/Users/satoshi/.rbenv/versions/2.5.1/include/ruby-2.5.0/x86_64-darwin18 -I/Users/satoshi/.rbenv/versions/2.5.1/include/ruby-2.5.0/ruby/backward -I/Users/satoshi/.rbenv/versions/2.5.1/include/ruby-2.5.0 -I. -I/Users/satoshi/.rbenv/versions/2.5.1/include -D_XOPEN_SOURCE -D_DARWIN_C_SOURCE -D_DARWIN_UNLIMITED_SELECT -D_REENTRANT -O3 -Wno-error=shorten-64-to-32 -pipe conftest.c -L. -L/Users/satoshi/.rbenv/versions/2.5.1/lib -L. -L/Users/satoshi/.rbenv/versions/2.5.1/lib -fstack-protector -L/usr/local/lib -lruby.2.5.1-static -framework Foundation -lpthread -ldl -lobjc " checked program was: /* begin */ 1: #include "ruby.h" 2: 3: int main(int argc, char **argv) 4: { 5: return 0; 6: } /* end */ "clang -E -I/Users/satoshi/.rbenv/versions/2.5.1/include/ruby-2.5.0/x86_64-darwin18 -I/Users/satoshi/.rbenv/versions/2.5.1/include/ruby-2.5.0/ruby/backward -I/Users/satoshi/.rbenv/versions/2.5.1/include/ruby-2.5.0 -I. -I/Users/satoshi/.rbenv/versions/2.5.1/include -D_XOPEN_SOURCE -D_DARWIN_C_SOURCE -D_DARWIN_UNLIMITED_SELECT -D_REENTRANT -O3 -Wno-error=shorten-64-to-32 -pipe conftest.c -o conftest.i" checked program was: /* begin */ 1: #include "ruby.h" 2: 3: #include /* end */ -------------------- have_header: checking for sys/select.h... -------------------- yes "clang -E -I/Users/satoshi/.rbenv/versions/2.5.1/include/ruby-2.5.0/x86_64-darwin18 -I/Users/satoshi/.rbenv/versions/2.5.1/include/ruby-2.5.0/ruby/backward -I/Users/satoshi/.rbenv/versions/2.5.1/include/ruby-2.5.0 -I. -I/Users/satoshi/.rbenv/versions/2.5.1/include -D_XOPEN_SOURCE -D_DARWIN_C_SOURCE -D_DARWIN_UNLIMITED_SELECT -D_REENTRANT -O3 -Wno-error=shorten-64-to-32 -pipe conftest.c -o conftest.i" checked program was: /* begin */ 1: #include "ruby.h" 2: 3: #include /* end */ -------------------- have_type: checking for port_event_t in poll.h... -------------------- no "clang -I/Users/satoshi/.rbenv/versions/2.5.1/include/ruby-2.5.0/x86_64-darwin18 -I/Users/satoshi/.rbenv/versions/2.5.1/include/ruby-2.5.0/ruby/backward -I/Users/satoshi/.rbenv/versions/2.5.1/include/ruby-2.5.0 -I. -I/Users/satoshi/.rbenv/versions/2.5.1/include -D_XOPEN_SOURCE -D_DARWIN_C_SOURCE -D_DARWIN_UNLIMITED_SELECT -D_REENTRANT -O3 -Wno-error=shorten-64-to-32 -pipe -c conftest.c" conftest.c:6:9: error: unknown type name 'port_event_t' typedef port_event_t conftest_type; ^ 1 error generated. checked program was: /* begin */ 1: #include "ruby.h" 2: 3: #include 4: 5: /*top*/ 6: typedef port_event_t conftest_type; 7: int conftestval[sizeof(conftest_type)?1:-1]; /* end */ -------------------- have_header: checking for sys/epoll.h... -------------------- no "clang -E -I/Users/satoshi/.rbenv/versions/2.5.1/include/ruby-2.5.0/x86_64-darwin18 -I/Users/satoshi/.rbenv/versions/2.5.1/include/ruby-2.5.0/ruby/backward -I/Users/satoshi/.rbenv/versions/2.5.1/include/ruby-2.5.0 -I. -I/Users/satoshi/.rbenv/versions/2.5.1/include -D_XOPEN_SOURCE -D_DARWIN_C_SOURCE -D_DARWIN_UNLIMITED_SELECT -D_REENTRANT -O3 -Wno-error=shorten-64-to-32 -pipe conftest.c -o conftest.i" conftest.c:3:10: fatal error: 'sys/epoll.h' file not found #include ^~~~~~~~~~~~~ 1 error generated. checked program was: /* begin */ 1: #include "ruby.h" 2: 3: #include /* end */ -------------------- have_header: checking for sys/event.h... -------------------- yes "clang -E -I/Users/satoshi/.rbenv/versions/2.5.1/include/ruby-2.5.0/x86_64-darwin18 -I/Users/satoshi/.rbenv/versions/2.5.1/include/ruby-2.5.0/ruby/backward -I/Users/satoshi/.rbenv/versions/2.5.1/include/ruby-2.5.0 -I. -I/Users/satoshi/.rbenv/versions/2.5.1/include -D_XOPEN_SOURCE -D_DARWIN_C_SOURCE -D_DARWIN_UNLIMITED_SELECT -D_REENTRANT -O3 -Wno-error=shorten-64-to-32 -pipe conftest.c -o conftest.i" checked program was: /* begin */ 1: #include "ruby.h" 2: 3: #include /* end */ -------------------- have_header: checking for sys/queue.h... -------------------- yes "clang -E -I/Users/satoshi/.rbenv/versions/2.5.1/include/ruby-2.5.0/x86_64-darwin18 -I/Users/satoshi/.rbenv/versions/2.5.1/include/ruby-2.5.0/ruby/backward -I/Users/satoshi/.rbenv/versions/2.5.1/include/ruby-2.5.0 -I. -I/Users/satoshi/.rbenv/versions/2.5.1/include -D_XOPEN_SOURCE -D_DARWIN_C_SOURCE -D_DARWIN_UNLIMITED_SELECT -D_REENTRANT -O3 -Wno-error=shorten-64-to-32 -pipe conftest.c -o conftest.i" checked program was: /* begin */ 1: #include "ruby.h" 2: 3: #include /* end */ -------------------- have_type: checking for port_event_t in port.h... -------------------- no "clang -I/Users/satoshi/.rbenv/versions/2.5.1/include/ruby-2.5.0/x86_64-darwin18 -I/Users/satoshi/.rbenv/versions/2.5.1/include/ruby-2.5.0/ruby/backward -I/Users/satoshi/.rbenv/versions/2.5.1/include/ruby-2.5.0 -I. -I/Users/satoshi/.rbenv/versions/2.5.1/include -D_XOPEN_SOURCE -D_DARWIN_C_SOURCE -D_DARWIN_UNLIMITED_SELECT -D_REENTRANT -O3 -Wno-error=shorten-64-to-32 -pipe -c conftest.c" conftest.c:3:10: fatal error: 'port.h' file not found #include ^~~~~~~~ 1 error generated. checked program was: /* begin */ 1: #include "ruby.h" 2: 3: #include 4: 5: /*top*/ 6: typedef port_event_t conftest_type; 7: int conftestval[sizeof(conftest_type)?1:-1]; /* end */ -------------------- have_header: checking for sys/resource.h... -------------------- yes "clang -E -I/Users/satoshi/.rbenv/versions/2.5.1/include/ruby-2.5.0/x86_64-darwin18 -I/Users/satoshi/.rbenv/versions/2.5.1/include/ruby-2.5.0/ruby/backward -I/Users/satoshi/.rbenv/versions/2.5.1/include/ruby-2.5.0 -I. -I/Users/satoshi/.rbenv/versions/2.5.1/include -D_XOPEN_SOURCE -D_DARWIN_C_SOURCE -D_DARWIN_UNLIMITED_SELECT -D_REENTRANT -O3 -Wno-error=shorten-64-to-32 -pipe conftest.c -o conftest.i" checked program was: /* begin */ 1: #include "ruby.h" 2: 3: #include /* end */ --------------------